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8 changes: 8 additions & 0 deletions
8
app/src/main/java/com/keepassdroid/crypto/engine/CipherEngine.java
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| package com.keepassdroid.crypto.engine; | ||
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| /** | ||
| * Created by bpellin on 1/29/17. | ||
| */ | ||
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| public class CipherEngine { | ||
| } |
55 changes: 55 additions & 0 deletions
55
app/src/main/java/com/keepassdroid/stream/HmacBlockStream.java
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| /* | ||
| * Copyright 2017 Brian Pellin. | ||
| * | ||
| * This file is part of KeePassDroid. | ||
| * | ||
| * KeePassDroid is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation, either version 2 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * KeePassDroid is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with KeePassDroid. If not, see <http://www.gnu.org/licenses/>. | ||
| * | ||
| */ | ||
| package com.keepassdroid.stream; | ||
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| import java.io.ByteArrayOutputStream; | ||
| import java.io.IOException; | ||
| import java.security.DigestOutputStream; | ||
| import java.security.MessageDigest; | ||
| import java.security.NoSuchAlgorithmException; | ||
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| public class HmacBlockStream { | ||
| public static byte[] GetHmacKey64(byte[] key, long blockIndex) { | ||
| MessageDigest hash; | ||
| try { | ||
| hash = MessageDigest.getInstance("SHA-512"); | ||
| } catch (NoSuchAlgorithmException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
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| NullOutputStream nos = new NullOutputStream(); | ||
| DigestOutputStream dos = new DigestOutputStream(nos, hash); | ||
| LEDataOutputStream leos = new LEDataOutputStream(dos); | ||
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| try { | ||
| leos.writeLong(blockIndex); | ||
| leos.write(key); | ||
| leos.close(); | ||
| } catch (IOException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
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| byte[] hashKey = hash.digest(); | ||
| assert(hashKey.length == 64); | ||
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| return hashKey; | ||
| } | ||
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,6 @@ | ||
| #Mon Oct 24 20:32:21 CDT 2016 | ||
| #Sun Mar 26 15:21:55 CDT 2017 | ||
| distributionBase=GRADLE_USER_HOME | ||
| distributionPath=wrapper/dists | ||
| zipStoreBase=GRADLE_USER_HOME | ||
| zipStorePath=wrapper/dists | ||
| distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip | ||
| distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip |